6561^1/2 (^1/2 means to the power of a half, which is the same as the square root)
9^2
3^4
Answer:
Step-by-step explanation:
look at 2=x-y=2
move this term to the left (2)
it becomes 2=x-y+2=0
and thats your results
Examples: x^2-2x=-1, 3x-x-x+a-a=5, (x^2-1)/(x+1), 2x-(x+x)
Answer:
Select the most appropriate translation to the following question.
Do you have a book?
¿Qué hizo?
¿Tiene Ud. un libro?
¿Cómo se dice "pencil" en español?
¿Qué quiere decir "lapicero"?
Step-by-step explanation:
Answer:
3:4
Step-by-step explanation:
8/6=4/3
12/9=4/3
16/12=4/3
<span>2x+3y=7
x-y=1
</span>2x+3y=7
x=1+y
2*(1+y)+3y=7
x=1+y
2+2y+3y=7
x=1+y
5y=5 |(:5)
x=1+y
y=1
x=2
CHECK:
2x+3y=7
x-y=1
2*2 + 3*1 = 7
x-y = 1
2-1 = 1
